3O 



BIGBLOVIA 



Douglasii, Gray. 

 graveolens, Gray. 



(B. graveolens, var. hololeuca, 

 Gray.) 



BOLTONIA 



latisquama, Gray, 



CACALIA 



atriplicifolia, L. 

 tuberosa, Nutt. 



CARDUUS 



nutans, L. 

 , L. 



CBNTAURBA 



benedicta, L. 

 Calcitrapa, L. 

 Cyanus, L. 

 Jacea, L. 

 Melitensis, L. 

 nigra, L. 



CHJENACTIS 



Douglasii, Hook. & Arn. 



CHRYSANTHEMUM 



arcticum, L. 

 Balsavnita, L. 



bipinnatum, L. 

 integrifolium, Richards, 

 Leucanthemum, L. 

 Parthenium, Pers. 

 segetum, L. 



CHRYSOPSIS 



villosa, Nutt. 



var. hispida, Gray. 



CICHORIUM 



Intybus, L. 



CNICUS 



altissimus, Willcl., var. discolor, 



Gray. 



arvensis, Hoffm. 

 Drummondii, Gray. 



var. acaulescens, Gray, 

 edulis, Gray, 

 eriocephalus, Gray. 

 foliosus, Gray. 

 Hookerianus, Gray. 

 Kamtschaticus, Maxim. 

 lanceolatus, Hoffm. 

 muticus, Pursh. 

 Pitcheri, Torr. 

 pumilus, Torr. 

 undulatus, Gray. 



COREOPSIS 



discoidea, T. & G. 



lanceolata, L. 



palmata, Nutt. 



tinctoria, Nutt. 



trichosperma, Michx., var. tenui- 



loba, Gray, 

 tripteris, L. 

 verticillata, L. 



COTULA 



coronopifolia, L. 



CREPIS 



acuminata, Nutt. 

 biennis, L. 

 elegans, Hook, 

 glauca, T. & G. 

 intermedia, Gray, 

 nana, Richards, 

 occidentalis, Nutt. 



var. crinita, Gray. 



var. Nevadensis, Kellogg. 

 runcinata, T. & G. 

 virens, L. 



DYSODIA 



chrysanthemoides, Lag. 



